globalvar op, arg;op[0]="+"op[1]="-"op[2]="*"op[3]="/"arg[0] = argument[0] // As targetarg[1] = argument[1] // As number to operatearg[2] = argument[2] // As number to operatearg[3] = argument[3] // As number to operatearg[4] = argument[4] // As number to operate